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authorTakashi Iwai <tiwai@suse.de>2018-05-16 20:07:18 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-08-03 07:55:21 +0200
commit03df65a0bc5e15e7c4cc7463cccfd86bc3c01a66 (patch)
treea86736ce91fc09cc7ec911cf0de6c12ea8bb2ba3
parent1fa620150c9b1b09f56def71aab060718c1cad64 (diff)
ALSA: usb-audio: Apply rate limit to warning messages in URB complete callback
[ Upstream commit 377a879d9832f4ba69bd6a1fc996bb4181b1e504 ] retire_capture_urb() may print warning messages when the given URB doesn't align, and this may flood the system log easily. Put the rate limit to the message for avoiding it. Bugzilla: https://bugzilla.suse.com/show_bug.cgi?id=1093485 Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--sound/usb/pcm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index c5dfe82beb24..e6ac7b9b4648 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -1310,7 +1310,7 @@ static void retire_capture_urb(struct snd_usb_substream *subs,
if (bytes % (runtime->sample_bits >> 3) != 0) {
int oldbytes = bytes;
bytes = frames * stride;
- dev_warn(&subs->dev->dev,
+ dev_warn_ratelimited(&subs->dev->dev,
"Corrected urb data len. %d->%d\n",
oldbytes, bytes);
}